CVE-2021-30855
A validation issue existed in the handling of symlinks.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 11.6, 2021, 14.8, 15, 8
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. An application may be able to access restricted files.
Timeline
- CVE published
- Record last updated
Affected versions
- Apple macOS
fixed in 11.6
- Apple macOS
fixed in 2021
- Apple macOS
fixed in 14.8
- Apple macOS
fixed in 15
- Apple macOS
fixed in 8